#include <cstdlib>
#include <iostream>

#define product(i) (i*i)
using namespace std;

namespace p28{
void execute(){
int i=3, j, k;
j=product(i++);
k=product(++i);
cout<<j<<"  "<<k<<endl;
}
};


namespace p30{
void execute(){
unsigned int a=6;
int b=-20;

cout<< (a+b>6) <<endl;
}
};



int main(int argc, char *argv[])
{
    p30::execute();
    system("PAUSE");
    return EXIT_SUCCESS;
}
